Johann Radon

A POSTERIORI ERROR ESTIMATES FOR NONCONFORMING APPROXIMATION OF ELLIPTIC PROBLEMS BASED ON HELMHOLTZ TYPE DECOMPOSITION OF THE ERROR

Johann Radon, S. Repin, S. Tomar, 2008 .

A FETI METHOD FOR A TDNNS DISCRETIZATION OF PLANE ELASTICITY∗

Johann Radon, A. Pechstein, C. Pechstein, 2014 .